CN109282668A - A kind of corrosion-resistant cooling device - Google Patents
A kind of corrosion-resistant cooling device Download PDFInfo
- Publication number
- CN109282668A CN109282668A CN201811116478.5A CN201811116478A CN109282668A CN 109282668 A CN109282668 A CN 109282668A CN 201811116478 A CN201811116478 A CN 201811116478A CN 109282668 A CN109282668 A CN 109282668A
- Authority
- CN
- China
- Prior art keywords
- liquid nitrogen
- inner housing
- corrosion
- housing
- outer housing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000005260 corrosion Methods 0.000 title claims abstract description 23
- 230000007797 corrosion Effects 0.000 title claims abstract description 23
- 238000001816 cooling Methods 0.000 title claims abstract description 20
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 96
- 239000007788 liquid Substances 0.000 claims abstract description 76
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 48
- 238000010992 reflux Methods 0.000 claims abstract description 16
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 4
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- -1 Polytetrafluoroethylene Polymers 0.000 claims description 3
- 229910021389 graphene Inorganic materials 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000000126 substance Substances 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000006467 substitution reaction Methods 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 235000019640 taste Nutrition 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
- F28D1/06—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with the heat-exchange conduits forming part of, or being attached to, the tank containing the body of fluid
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
- F28D1/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
- F28D1/04—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits
- F28D1/047—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being bent, e.g. in a serpentine or zig-zag
- F28D1/0472—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being bent, e.g. in a serpentine or zig-zag the conduits being helically or spirally coiled
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F13/00—Arrangements for modifying heat-transfer, e.g. increasing, decreasing
- F28F13/06—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by affecting the pattern of flow of the heat-exchange media
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F13/00—Arrangements for modifying heat-transfer, e.g. increasing, decreasing
- F28F13/06—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by affecting the pattern of flow of the heat-exchange media
- F28F13/12—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by affecting the pattern of flow of the heat-exchange media by creating turbulence, e.g. by stirring, by increasing the force of circulation
- F28F13/125—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by affecting the pattern of flow of the heat-exchange media by creating turbulence, e.g. by stirring, by increasing the force of circulation by stirring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F19/00—Preventing the formation of deposits or corrosion, e.g. by using filters or scrapers
- F28F19/02—Preventing the formation of deposits or corrosion, e.g. by using filters or scrapers by using coatings, e.g. vitreous or enamel coatings
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
Abstract
The invention belongs to chemical industry equipment production technical field, in particular to a kind of corrosion-resistant cooling device, including inner housing and outer housing, it is liquid nitrogen filled layer that the inner housing, which is arranged between outer enclosure interior, the inner housing and outer housing,；Liquid nitrogen input pipe is set at the top of outer housing；Corrosion-resistant heat conducting film is set on the inner housing inner wall, high-temp liquid flowing groove is provided in the inner housing, the high-temp liquid flowing groove is spiraled setting from top to bottom along inner housing inner wall, inlet tube is arranged in the inner housing upper end, the inlet tube upper end is stretched out outside outer housing, and the surface of high-temp liquid flowing groove upper end is arranged in the inlet tube lower end；Discharge nozzle is arranged in the inner housing bottom；Liquid nitrogen reflux pipe is arranged in the outer housing bottom, and liquid nitrogen reflux pipe one end is connected with liquid nitrogen filled layer bottom, and the other end is connected with liquid nitrogen input pipe；The device of the invention good cooling results, cooling efficiency is high, corrosion-resistant, long service life.
Description
Technical field
The invention belongs to chemical industry equipment production technical field, in particular to a kind of corrosion-resistant cooling device.
Background technique
In Chemical Manufacture, tastes and need to cool down the liquid of heat using cooling device；It commonly uses in the prior art
Pipe is that heat exchanger cools down the liquid of heat, and heat exchanger in the prior art is often made of heat transfer preferable metal material
Heat exchanger tube exchanges heat, and for corrosive high-temp liquid, can corrode to it, reduce its service life, and existing changes
High-temp liquid, as temperature-reducing medium, is reduced to lower temperature to need long time, cooling speed by thermal using cooling water
Degree is slow, low efficiency.
Summary of the invention
The present invention solves the above-mentioned technical problems in the prior art, provides a kind of corrosion-resistant cooling device.
To solve the above problems, technical scheme is as follows:
A kind of corrosion-resistant cooling device, including inner housing and outer housing, inner housing setting are described in outer enclosure interior
It is liquid nitrogen filled layer between inner housing and outer housing；
Liquid nitrogen input pipe is set at the top of outer housing, and liquid nitrogen input pipe upper end is connected with liquid nitrogen container, and liquid nitrogen is inserted into lower end
Filled layer；
Corrosion-resistant heat conducting film is set on the inner housing inner wall, high-temp liquid flowing groove, institute are provided in the inner housing
It states high-temp liquid flowing groove to spiral from top to bottom setting along inner housing inner wall, inlet tube is arranged in the inner housing upper end, described
Inlet tube upper end is stretched out outside outer housing, and the surface of high-temp liquid flowing groove upper end is arranged in the inlet tube lower end；It is described
Discharge nozzle is arranged in inner housing bottom, and the discharge nozzle lower end is stretched out outside outer housing；
Liquid nitrogen reflux pipe is arranged in the outer housing bottom, and liquid nitrogen reflux pipe one end is connected with liquid nitrogen filled layer bottom,
The other end is connected with liquid nitrogen input pipe, and elevator pump is arranged on the liquid nitrogen reflux pipe.
As an improvement of the present invention, rotating vane is set on the vertical central axis of the inner housing.It can uniform inner casing
Intracorporal temperature.
As an improvement of the present invention, lateral is arranged in the liquid nitrogen reflux pipe, and the lateral and safety are arranged
Gas cylinder is connected.Extra nitrogen can be excluded, avoids system pressure excessive.
As an improvement of the present invention, first flap and second gear are arranged at intervals in the high-temp liquid flowing groove
Piece, the first flap and second flap outer shape are identical as high-temp liquid flowing groove inner wall shape, in the first flap
Vertical holes is set, lateral aperture is set in the second flap.Flow velocity of the high-temp liquid in high-temp liquid flowing groove is reduced, is allowed to
It is fully cooled.
As an improvement of the present invention, the corrosion-resistant heat conducting film is graphene film or polytetrafluoroethylene film.In avoiding
Inner walls are corroded.
Compared with the existing technology, advantages of the present invention is as follows,
Corrosion-resistant cooling device of the invention passes through setting liquid nitrogen filled layer, the height for the setting that can internally spiral in inner walls
High-temp liquid in geothermal liquid flowing groove is cooled down, good cooling results, and cooling efficiency is high；By being arranged in interior inner walls
Corrosion-resistant heat conducting film is set, avoids the corrosive liquids under hot conditions from corroding shell, prolongs the service life；By setting
Set liquid nitrogen reflux pipe, can liquid nitrogen made full use of, economize on resources.
Detailed description of the invention
Fig. 1 is corrosion-resistant cooling device structural schematic diagram；
Fig. 2 is first flap structural schematic diagram；
Fig. 3 is second flap structural schematic diagram；
In figure: 1 being inner housing, 2 be outer housing, 3 be liquid nitrogen filled layer, 4 be liquid nitrogen input pipe, 5 be liquid nitrogen container, 6 be high
Geothermal liquid flowing groove, 7 be inlet tube, 8 be discharge nozzle, 9 be liquid nitrogen reflux pipe, 10 be rotating vane, 11 be lateral, 12 be
Safety exhaust bottle, 13 be first flap, 14 be second flap.
Specific embodiment
Embodiment 1:
Referring to Fig. 1-3, a kind of corrosion-resistant cooling device, including inner housing 1 and outer housing 2, the setting of inner housing 1 is outside
It is liquid nitrogen filled layer 3 between the inner housing 1 and outer housing 2 inside shell 2；
Liquid nitrogen input pipe 4 is set at the top of outer housing 2, and 4 upper end of liquid nitrogen input pipe is connected with liquid nitrogen container 5, lower end insertion
Liquid nitrogen filled layer 3；
Corrosion-resistant heat conducting film is set on 1 inner wall of inner housing, is provided with high-temp liquid flowing groove 6 in the inner housing 1,
The high-temp liquid flowing groove 6 is spiraled setting from top to bottom along 1 inner wall of inner housing, and inlet tube is arranged in 1 upper end of inner housing
7,7 upper end of inlet tube is stretched out outside outer housing 2, and 6 upper end of high-temp liquid flowing groove is being arranged in just in 7 lower end of inlet tube
Top；Discharge nozzle 8 is arranged in 1 bottom of inner housing, and 8 lower end of discharge nozzle is stretched out outside outer housing 2；
Liquid nitrogen reflux pipe 9, described 9 one end of liquid nitrogen reflux pipe and 3 bottom phase of liquid nitrogen filled layer is arranged in 2 bottom of outer housing
Even, the other end is connected with liquid nitrogen input pipe 4, and elevator pump is arranged on the liquid nitrogen reflux pipe.
Embodiment 2:
Referring to Fig. 1-3, as an improvement of the present invention, rotating vane is set on the vertical central axis of the inner housing 1
10.Temperature that can uniformly in inner housing 1.
Embodiment 3:
Referring to Fig. 1-3, as an improvement of the present invention, lateral 11, the branch is arranged in the liquid nitrogen reflux pipe 9
Pipeline 11 is connected with safety exhaust bottle 12.Extra nitrogen can be excluded, avoids system pressure excessive.
Embodiment 4:
Referring to Fig. 1-3, as an improvement of the present invention, first gear is arranged at intervals in the high-temp liquid flowing groove 6
Piece 13 and second flap 14, the first flap 13 and 14 outer shape of second flap and 6 inner wall shape of high-temp liquid flowing groove
It is identical, vertical holes is set in the first flap 13, lateral aperture is set in the second flap 14.High-temp liquid is reduced in high temperature
Flow velocity in liquid flowing groove 6 is allowed to be fully cooled.
Embodiment 5:
Referring to Fig. 1-3, as an improvement of the present invention, the corrosion-resistant heat conducting film is graphene film or polytetrafluoroethylene (PTFE)
Film.1 inner wall of inner housing is avoided to be corroded.
The present invention can also be formed in combination with example 1 at least one of described technical characteristic of embodiment 2,3,4,5
New embodiment.
It should be noted that above-described embodiment is only presently preferred embodiments of the present invention, there is no for the purpose of limiting the invention
Protection scope, the equivalent substitution or substitution made on the basis of the above all belong to the scope of protection of the present invention.
Claims (5)
1. a kind of corrosion-resistant cooling device, which is characterized in that including inner housing and outer housing, the inner housing is arranged in outer housing
Inside is liquid nitrogen filled layer between the inner housing and outer housing；
Liquid nitrogen input pipe is set at the top of outer housing, and liquid nitrogen input pipe upper end is connected with liquid nitrogen container, and liquid nitrogen filling is inserted into lower end
Layer；Corrosion-resistant heat conducting film is set on the inner housing inner wall, high-temp liquid flowing groove, the high temperature are provided in the inner housing
Liquid flowing groove is spiraled setting from top to bottom along inner housing inner wall, and inlet tube, the inlet tube is arranged in the inner housing upper end
Upper end is stretched out outside outer housing, and the surface of high-temp liquid flowing groove upper end is arranged in the inlet tube lower end；The inner housing
Discharge nozzle is arranged in bottom, and the discharge nozzle lower end is stretched out outside outer housing；
Liquid nitrogen reflux pipe is arranged in the outer housing bottom, and liquid nitrogen reflux pipe one end is connected with liquid nitrogen filled layer bottom, another
End is connected with liquid nitrogen input pipe, and elevator pump is arranged on the liquid nitrogen reflux pipe.
2. corrosion-resistant cooling device as described in claim 1, which is characterized in that be arranged on the vertical central axis of the inner housing
Rotating vane.
3. corrosion-resistant cooling device as described in claim 1, which is characterized in that lateral is arranged in the liquid nitrogen reflux pipe,
The lateral is connected with safety exhaust bottle.
4. corrosion-resistant cooling device as described in claim 1, which is characterized in that interval setting in the high-temp liquid flowing groove
There are a first flap and second flap, the first flap and second flap outer shape and high-temp liquid flowing groove inner wall shape phase
Together, vertical holes is set in the first flap, lateral aperture is set in the second flap.
5. corrosion-resistant cooling device as described in claim 1, which is characterized in that the corrosion-resistant heat conducting film be graphene film or
Polytetrafluoroethylene film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811116478.5A CN109282668A (en) | 2018-09-25 | 2018-09-25 | A kind of corrosion-resistant cooling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811116478.5A CN109282668A (en) | 2018-09-25 | 2018-09-25 | A kind of corrosion-resistant cooling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109282668A true CN109282668A (en) | 2019-01-29 |
Family
ID=65181372
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811116478.5A Pending CN109282668A (en) | 2018-09-25 | 2018-09-25 | A kind of corrosion-resistant cooling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109282668A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114484262A (en) * | 2022-02-11 | 2022-05-13 | 中国科学院上海微系统与信息技术研究所 | Dewar flask |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2767916Y (en) * | 2005-01-28 | 2006-03-29 | 中国科学院理化技术研究所 | Super-cooling liquefied nitrogen circulation cooling apparatus for cooling high temperature superconducting cable |
| CN202893353U (en) * | 2012-10-24 | 2013-04-24 | 常州爱匹克斯生物医药研究所有限公司 | Reaction kettle |
| CN203209048U (en) * | 2013-03-01 | 2013-09-25 | 浙江江北药业有限公司 | Low-temperature reaction kettle for liquid nitrogen |
| CN205332861U (en) * | 2015-12-25 | 2016-06-22 | 中国石油大学(华东) | Compound heat exchanger of shell type is pressed from both sides to screw -tupe |
| CN106401971A (en) * | 2016-11-24 | 2017-02-15 | 浙江创为真空设备有限公司 | Pump body of screw vacuum pump |
| CN207059186U (en) * | 2017-07-04 | 2018-03-02 | 南宁市诚通管材有限公司 | A kind of new PE pipes cooling device |
-
2018
- 2018-09-25 CN CN201811116478.5A patent/CN109282668A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2767916Y (en) * | 2005-01-28 | 2006-03-29 | 中国科学院理化技术研究所 | Super-cooling liquefied nitrogen circulation cooling apparatus for cooling high temperature superconducting cable |
| CN202893353U (en) * | 2012-10-24 | 2013-04-24 | 常州爱匹克斯生物医药研究所有限公司 | Reaction kettle |
| CN203209048U (en) * | 2013-03-01 | 2013-09-25 | 浙江江北药业有限公司 | Low-temperature reaction kettle for liquid nitrogen |
| CN205332861U (en) * | 2015-12-25 | 2016-06-22 | 中国石油大学(华东) | Compound heat exchanger of shell type is pressed from both sides to screw -tupe |
| CN106401971A (en) * | 2016-11-24 | 2017-02-15 | 浙江创为真空设备有限公司 | Pump body of screw vacuum pump |
| CN207059186U (en) * | 2017-07-04 | 2018-03-02 | 南宁市诚通管材有限公司 | A kind of new PE pipes cooling device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114484262A (en) * | 2022-02-11 | 2022-05-13 | 中国科学院上海微系统与信息技术研究所 | Dewar flask |
| CN114484262B (en) * | 2022-02-11 | 2022-11-08 | 中国科学院上海微系统与信息技术研究所 | Dewar flask |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190129 |
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| RJ01 | Rejection of invention patent application after publication |